<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<style type="text/css">
			div{
				width: 100%;
				border: 1px dashed #999;
				background-color: #d0d0d0;
				margin: 0 0 10px 0;
				text-align: center;
			}
			.top{
				height: 50px;
				line-height: 50px;
			}
			.banner{
				height: 150px;
				line-height: 150px;
			}
			.main{
				height: 400px;
				line-height: 400px;
				background-color: white;
				border: 0;
			}
			.footer{
				height: 200px;
				line-height: 200px;
			}
			.left{
				width: 30%;
				height: 100%;
				float: left;
			}
			.right{
				width: 69%;
				height: 100%;
				float: right;
			}
		</style>
	</head>
	<body>
		
		<div class="top">top</div>
		<div class="banner">banner</div>
		<div class="main">
			<div class="left">left</div>
			<div class="right">right</div>
		</div>
		<div class="footer">footer</div>
		
		
		
	</body>
</html>